Home / 198,465.56-273,884.34-107,822.18

Finding the Fourth Proportional to 198,465.56, 273,884.34 and 107,822.18

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Solution

The fourth proportional to 198,465.56, 273,884.34 and 107,822.18 is: 148,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,465.56 : 273,884.34 = 107,822.18 : x
  2. Step 2: Convert to fraction form
    198,465.56/273,884.34 = 107,822.18/x
  3. Step 3: Cross multiply
    198,465.56x = 273,884.34 × 107,822.18
  4. Step 4: Simplify right side
    198,465.56x = 29,530,806,606.66
  5. Step 5: Solve for x
    x = 29,530,806,606.66/198,465.56
  6. Step 6: Final answer
    x = 148,795.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.